Clear Lake Weather Forecast

    • 55
    • 71

    Mostly Cloudy

    • 63
    • 75

    Rain Showers

    • 57
    • 80

    Rain Showers

    • 55
    • 78

    Rain Showers

    • 50
    • 72

    Chance Rain Showers

    • 46
    • 64

    Chance Thunderstorms

Today 5 May Sangamon

Mostly sunny. Cooler with Highs in the lower 70s. North Winds 5 to 10 Mph.

Tonight 5 May Sangamon

Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

May Temperature

Springfield - Abraham Lincoln Capital Airport (6.2 miles)

  • Lowest 1 May, 2024

    63 °F

  • Average May

    73.2 °F

  • Highest 2 May, 2024

    84 °F

Climate (2019–Present)

Springfield - Abraham Lincoln Capital Airport (6.2 miles)

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  • Average Low 2019–2024

    45 °F

  • Average 2019–2024

    54.6 °F

  • Average High 2019–2024

    64.4 °F
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